From 580f2b34396461389da0126d64c3c6ffde99e87b Mon Sep 17 00:00:00 2001
From: Ali Mihandoost <ali.mihandoost@gmail.com>
Date: Sun, 29 Jan 2023 16:24:15 +0330
Subject: [PATCH] feat(route): new url method

---
 core/router/src/core.ts  | 54 ++++++++++++++++++++++++++++++++++++++--
 core/router/src/index.ts |  2 +-
 2 files changed, 53 insertions(+), 3 deletions(-)

diff --git a/core/router/src/core.ts b/core/router/src/core.ts
index 1c79bb40c..7e1a30a53 100644
--- a/core/router/src/core.ts
+++ b/core/router/src/core.ts
@@ -1,10 +1,16 @@
-import {createLogger} from '@alwatr/logger';
+import {createLogger, globalAlwatr} from '@alwatr/logger';
 import {isNumber} from '@alwatr/math';
 import {contextConsumer} from '@alwatr/signal';
-import {ParamValueType} from '@alwatr/type';
 
 import {RouteContext, RoutesConfig} from './type.js';
 
+import type {ParamValueType, QueryParameters} from '@alwatr/type';
+
+globalAlwatr.registeredList.push({
+  name: '@alwatr/router',
+  version: _ALWATR_VERSION_,
+});
+
 export const logger = createLogger('alwatr/router');
 
 export const routeContextConsumer = contextConsumer.bind<RouteContext>('route-context');
@@ -98,3 +104,47 @@ export function sanitizeValue(value?: string | null): ParamValueType {
   // else
   return value;
 }
+
+const documentBaseUrl = document.querySelector('base')?.href || '/';
+
+/**
+ * Make anchor valid href from RouteContext format.
+ *
+ * Example:
+ *
+ * ```html
+ * <a href=${ url({sectionList: ['product', 100]}) }>
+ * ```
+ */
+export function url(route: Partial<Pick<RouteContext, 'sectionList' | 'queryParamList' | 'hash'>>): string {
+  logger.logMethodArgs('url', {route});
+
+  let href = '';
+
+  if (Array.isArray(route.sectionList) && route.sectionList.length > 0) {
+    href += documentBaseUrl + route.sectionList.join('/');
+  }
+
+  href += toQueryParamString(route.queryParamList);
+
+  if (route.hash != null && route.hash !== '') {
+    if (route.hash.indexOf('#') !== 0) {
+      route.hash = '#' + route.hash;
+    }
+    href += route.hash;
+  }
+
+  return href;
+}
+
+/**
+ * Make query string from QueryParameters object.
+ */
+export function toQueryParamString(parameterList?: QueryParameters): string {
+  if (parameterList == null) return '';
+  const list: Array<string> = [];
+  for (const key of Object.keys(parameterList)) {
+    list.push(`${key}=${String(parameterList[key])}`);
+  }
+  return '?' + list.join('&');
+}
diff --git a/core/router/src/index.ts b/core/router/src/index.ts
index 2768f9eca..51d9a5b5a 100644
--- a/core/router/src/index.ts
+++ b/core/router/src/index.ts
@@ -1 +1 @@
-export {routerOutlet, routeContextConsumer} from './core.js';
+export {routerOutlet, routeContextConsumer, url} from './core.js';